Definitions by Fate-UK

YM

-Shortened version for Your mum or Ya mum or any other words of the same meaning
-Used to annoy other, often sarcasticly but can also be used seriously
-Can be used in any way, even if it doesnt make sense

Adam: That was awesome!
Tim: YM was awesome last night...
Adam Huh? shut up u prick
Tim: YM likes my prick...

YM by Fate-UK September 3, 2008